But Earth isn't the only place we've set up shop. Space-based telescopes like Hubble, James Webb, and Chandra orbit far above ...

From atoms to zinc, each question in this quiz will test your knowledge of biology, chemistry, physics, and more. See if you ...

Think you know a lot about jewels? Can you make this whole quiz shimmer?

This quiz dives into the mysterious world of dark matter — what we know, what we don't, and how scientists are chasing shadows across the cosmos. From galaxy rotation curves that defy Newton's laws to ...

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A trove of e-mails from convicted sex offender Jeffrey Epstein was released by a congressional committee on Wednesday For years, a French mathematician searched for a proof that a gigantic number is ...

Understanding ourselves and the world around us are some of the most profound questions everyone wrestles with. This collection of interviews was compiled with exactly that goal in mind. These ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

As recently as one year ago, the Supreme Court’s Republican majority was determined to reduce executive power. Joe Biden, a Democrat, was in the White House, and the Republican justices were very ...

Donald Trump has told his Department of War to start testing nuclear weapons for the first time in 33 years in response to other countries’ programs. The US president issued the order to the rebranded ...